1. [CS] Chern, S.S., Simons, J.: Characteristic forms and geometric invariants. Ann. Math.99, 48?69 (1974)
2. [F] Floer, A.: An instanton invariant for 3-manifolds. Commun. Math. Phys.118, 215?240 (1988)
3. [FS] Fintushel, R., Stern, R.: Instanton homology of Seifert fibered homology spheres. Preprint 1988
4. [KK] Kirk, P., Klassen, E.: Representation spaces of Seifert fibered homology spheres. To appear in Topology
5. [K] Klassen, E.: Representations of knot groups inSU(2). To appear in Trans. A.M.S.